Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Filters

My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1970 1
1972 1
1975 9
1976 8
1977 7
1978 17
1979 24
1980 25
1981 27
1982 49
1983 59
1984 90
1985 75
1986 66
1987 101
1988 79
1989 103
1990 109
1991 108
1992 106
1993 111
1994 119
1995 93
1996 122
1997 95
1998 90
1999 84
2000 93
2001 67
2002 50
2003 64
2004 61
2005 60
2006 57
2007 81
2008 70
2009 67
2010 70
2011 65
2012 70
2013 50
2014 61
2015 47
2016 43
2017 47
2018 40
2019 34
2020 35
2021 44
2022 35
2023 22
2024 1

Text availability

Article attribute

Article type

Publication date

PubMed for id: 61653

2,986 results

Results by year

Filters applied: . Clear all
Page 1
2,986 results